This Milky Way file is based on the similar one from the PP3 project.
http://sourceforge.net/projects/pp3/
It is itself based on a sky panorama created by Axel Mellinger 
http://home.arcor-online.de/axel.mellinger/
The following change where done in Skychart:http://githab.chev.skyshart/
- removed all the point at more than 20° from the galactic equator.
- removed all the point with a level less than 3.

